Sun Raster is an image format from Sun Microsystems workstations.
PNM is a generic term for PBM, PGM, and PPM formats from the Netpbm family.
FreeFileConvert uses tuned encoding for SUN to PNM conversions, preserving clarity while trimming file size. Finished audio streams instantly across phones, tablets, desktops, and modern browsers without extra tweaks.
Upload SUN files from desktop, tablet, or cloud storage, queue multiple jobs, and let the converter finish autonomously. Return whenever convenient to download synchronized PNM results on any device you rely on.
Process up to 5 files sized 1000 MB per batch without splitting queues manually. Mixed-format uploads convert together, producing consistent PNM audio with dependable progress tracking.
Sun Raster files can contain 1, 8, 24, or 32-bit images with optional RLE compression.
PNM files use simple ASCII or binary format for portable image storage.
Upload your image file in the SUN format from your device, Dropbox, or Google Drive.
Select PNM as the output format and click Convert. Adjust optional settings if needed.
Download the converted image file. Each file stays available for up to 5 downloads.